DEF Facts to Remember
- Recommended storage temperature is between 23˚ F and 77˚ F. Freezing point is 12˚ F.
- Store in sealed containers to prevent contamination
- Avoid direct sunlight
- Prolonged in-vehicle storage is not recommended (excess of 6 months)
- Every 9 above 77° decreases DEF’s shelf life by 6 months.